package com.tedu.mybatis.mapper;

import com.tedu.mybatis.pojo.Comment;
import com.tedu.mybatis.pojo.CommentVO1;
import com.tedu.mybatis.pojo.CommentVO2;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CommentMapper {

    //@Insert("INSERT INTO comment (user_id,content,created,weibo_id) " +
    //        "VALUES (#{userId},#{content},#{created},#{weiboId})")
    int insertComment(Comment comment);

    //@Delete("DELETE FROM comment WHERE id = #{id}")
    int deleteCommentById(Integer id);

    //@Update("UPDATE comment SET user_id=#{userId},content=#{content},created=#{created},weibo_id=#{weiboId} " +
    //        "WHERE id=#{id}")
    int updateCommentById(Comment comment);

    //@Select("SELECT content,user_id userId FROM comment " +
    //        "WHERE id=#{id}")
    CommentVO1 selectCommentById(Integer id);

    //@Select("SELECT id,content,user_id userId FROM comment " +
    //        "WHERE user_id = #{userId}")
    List<CommentVO2> selectCommentByUserId(Integer userId);
}
